The test providers identified below are approved because they satisfy regulation requirements for an external 
    proficiency test program as set forth in COMAR 10.51.04

        "Proficiency testing provider" means an entity external to the participating forensic laboratory that:
             a) Has one or more samples with values initially known only by the proficiency testing provider;
             b) Sends one or more samples to a participating forensic laboratory to perform forensic analyses; and
             c) Reports the results to the provider

All Proficiency Test Providers Approved by a Maryland State Deemed Accreditation Organization are also Approved by the DHMH OHCQ